RallySport Direct now carries highly sought-after high-performance upgrades and accessories brought to you by IAG Performance.
On this page, you are looking at the IAG 1000+ Long Block. This package is a complete, valve cover to valve cover, crate engine. It is the perfrect option for ease of installation and gives you a premier drop in engine. This kit will support up to 1000+BHP applications. IAG's break-in instructions MUST be followed and the package must be professionally installed for the 12 month / 12k mile warranty to be applicable. All IAG Short Blocks are balanced and blueprinted.
Here is what the package contains:
Stage 4 Extreme Closed Deck Includes:
Case Halves - Converted to Closed Deck from brand new OEM Subaru case halves, bored and honed to 99.75mm.
Pinned Mains - Machine case for 9.5mm pinned mains and lined honed.
Fire-Lock - IAG Fire-Lock receiver groove machining, latest solution to prevent head gasket failure on high horsepower and high boost Subaru's - *IAG Fire-Lock head gaskets required
Head Studs - Machined for 14mm Head Studs.
Pistons - IAG-Spec JE FSR 99.75mm 2618 Forged Pistons, Electroless Nickel Plated Tops & Ring area, Ring Set, .250" / .927" H13 Wrist Pins, Clips, (Perfect Skirt Coating and Offset Wrist Pins)
Connecting Rods - IAG-Spec Tri-Beam Connecting Rods with ARP 625+ Rod Bolts.
Rod / Main Bearings - ACL or King Race Bearings.
Crank - Billet Crank by Callies
Case / Main Bolts - ARP Main Bolts.
Stage 5 Heads:
Heads - Brand New Subaru OEM WRX STI Cylinder Head Castings
Machine Porting - CNC Ported Intake and Exhaust Runners
Intake Valves - Ferrea 37mm (+1mm) Comp Plus Intake Valves
Exhaust Valves - Ferrea 33mm (+1mm) Comp Plus Exhaust Valves
Springs / Retainers - Ferrea Dual Valve Springs & Titanium Retainers
Keepers - Ferrea Valve Keepers
Guides - Ferrea Copper / Bronze Valve Guides
Valve Seals - Ferrea Valve Stem Seals
Lifters - OEM Lifter Buckets
Camshafts - GSC Stage 3 Billet Camshafts
Multi-Angle Valve Job
Machined Cam Lobe Clearance
Drilled For 14mm Heads Studs
Gaskets, Hardware & Accessories:
Head Studs - IAG / ARP 14mm Set
Head Gaskets - IAG Fire-Lock
Valve Cover Gaskets - OEM
Cam Seals - OEM
Valve Covers - OEM
Wrist Pin Seal, Rear Main Seal & Separator Kit
Crankshaft Woodruff Key